fix(im): avoid duplicate connectWithToken when init and login are both called

sdk-im/src/main/java/com/xuqm/sdk/im/ImSDK.kt

@@ -661,6 +661,10 @@ object ImSDK {
     }
 
     private fun connectWithToken(token: String) {
+        if (currentToken == token && client != null) {
+            Log.d(TAG, "connectWithToken skipped: already connecting/connected with same token")
+            return
+        }
         reconnectEnabled = false
         reconnectJob?.cancel()
         reconnectJob = null